#coding=utf-8
n = 123
f = 456.789
s1 = 'Hello, world'
s2 = 'Hello, \'Adam\''
s3 = r'Hello, "Bart"'
s4 = r'''Hello,
Lisa!'''
print(n,f,s1,s2,s3,s4)
print('Hi,%s,you have $%d' % ('michael', 100000))
L = [
    ['Apple', 'Google', 'Microsoft'],
    ['Java', 'Python', 'Ruby', 'PHP'],
    ['Adam', 'Bart', 'Lisa']
]
# 打印Apple:
print(L)
# 打印Python:
print(L[1])
# 打印Lisa:
print(L[-2])
